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Finding the Fourth Proportional to 83,374.76, 125,075.19 and 27,201.89

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Solution

The fourth proportional to 83,374.76, 125,075.19 and 27,201.89 is: 40,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,374.76 : 125,075.19 = 27,201.89 : x
  2. Step 2: Convert to fraction form
    83,374.76/125,075.19 = 27,201.89/x
  3. Step 3: Cross multiply
    83,374.76x = 125,075.19 × 27,201.89
  4. Step 4: Simplify right side
    83,374.76x = 3,402,280,934.73
  5. Step 5: Solve for x
    x = 3,402,280,934.73/83,374.76
  6. Step 6: Final answer
    x = 40,807.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.